Graco Inc. 311911C manual

Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441 Copyright 2007, Graco Inc. is r egistered to I. S. EN ISO 9001 - F or the application of archit ectural paints and coatings - Maximum Fluid Working Pressure : 3300 psi (227 bar , 22.7 MP a) Maximum Air Wo rking Pressu re: 35 psi (2.4 bar , 0.24 MP a) Models: Related Manuals : IMPOR T ANT SAFETY IN[...]

Warning 2 311911C Wa r n i n g The f ollowing w arn ings are f or the setup , use, gro unding, maintenance and repair of this equipment. The e xclamation point symbol alerts you to a ge neral warning and the h azard symbol ref ers to procedure- specific risks. Ref er bac k to these w ar nings. Addit ional, product-specific w ar nings ma y be f ound[...]

Warning 311911C 3 W ARNING EQUIPMENT MISUSE HAZARD Misuse can ca use death or serious injur y . • Do not exceed the maximum workin g pressure or temperature rating of the lo west rated system component. Re ad T ech nical Data in all equipment manuals. • Use fluids and solvents tha t are compatib le with equipment wetted parts. Read T echnical D[...]

Component Identification 4 311911C Component Identification ti9018a ti9021a FinishPro 395 11 10 9 8 13 7 12 5 6 4 3 1 2 15 10 9 4 6 11 8 3 2 1 14 5 7 FinishPro 390 16 12 17 18 17 18 20 19 19 20 21[...]

Component Identi fication 311911C 5 Component Identification Item Compo nent 1 Prime/Drain T ube/Hose 2 Air Hose Connection 3 Prime /Spra y V alve 4 Fluid Outlet 5 Air/Fluid Supply Hose 6 Displacement Pump 7 Gun (see manual) 8 Filter Manif old 9 Fluid Pressure Control 10 P ower/Fun ction Selector 11 Suction T ube 12 Gun Air Regul ator 13 Direct Imm[...]

Installation 6 311911C Installation Grounding and Electr ic Requirements The spra yer cord includ es a grounding wire wit h an appropriate gro unding contact. The spra yer requires: 110-120 V ac Spra yers: 100-120 V ac, 50/60 Hz, 15A, 1 phase, circui t with a grounding receptacle . 230 V ac Spra yers: 230 V ac, 50/60 Hz, 10A, 1 phase, cir- cuit wit[...]

Pressure Relief Procedure 311911C 7 Pressure Relief Procedure F ollow this Pressure Re lief Procedure whene ver y ou are instructed to relie ve pressu re, stop spra ying, check or ser vice equipment or install or clean spr a y tip . 1. Set function sele ction switch to OFF and unplug spr ay er . 2. T urn pres sure to lowest settin g. 3. Hold gun ag[...]

Troubleshooting 8 311911C T roub leshooting Prob lem What T o Check (If check is OK, go to ne xt che ck) What T o Do (When check is not OK, r ef er to this column) Spra yer W o n’t Operate Basic Fluid Pressure 1. Pressure control knob setting. Motor will not ru n if set at minimum (fully counter-clockwise). Slowly increase pressure se tting to se[...]

Troubleshooting 311911C 9 Basic Electrical See wiring dia gram, page 36 1. Electric supply . Meter must read 105-130 V ac for 110-120 V ac models and 210-255 V ac for 230 V ac mo d- els. Reset building circuit breaker , replace building fuses. T ry anoth er outlet. 2. Extension cord. Check e xtension cord continuity with vo lt meter . Replace exten[...]

Troubleshooting 10 311911C Low Fluid Output 1. W orn spray tip . Reliev e pressure , page 7. Replace tip. Ref er to gun instr uction manual, 311937. 2. V erify pump does not continue to stroke when gun trigger is released. Ser vice pump. See page 13, Displacement Pump Replacement . 3. Prime valv e leaking. Reliev e pressure , page 7. Then repair pr[...]

Troubleshooting 311911C 11 Motor runs and pump strokes 1. Prime V alve Open. Close pri me v alve. 2. P aint supp ly . Refill and repr ime pump . 3. Intak e strainer clogged. Remov e and cle an, then reinstall. 4. Suction hose leaking air . Tighten nut. Check o-rings on s wivel. 5. Intak e valv e ball and piston ball are seating proper ly . See Pump[...]

Troubleshooting 12 311911C Low air output at gun 4. Damaged (leaking) air supply hose. Replace air supply hose. 5. Air intak e filter clogged. Clean or replace air intake filter kit. 6. Mechanical air unloader stuck open. Replace mechanical air unloade r . 7. Electrical air unloader stu ck open. Replace electr ical air unloader. Air compressor does[...]

Displacement Pump Replacement 311911C 13 Displacement Pump Replacement See manual 309 250 fo r pump repair instructions. Remov al 1. Reliev e pressure , page 7. Unpl ug spra ye r from out- let. 2. Loosen tw o screws (30 ) and rotate co ver (44 ). 3. Loosen n ut (A) and remo ve suctio n hose (35). Loosen nut (B) and remov e the high pressure hose (1[...]

Displacement Pump Replacement 14 311911C Installation 1. Extend pump piston rod f ull. Apply grease to top of pump rod at (D) or inside conne cting rod ( 7). Install jam nut (11) on pump th reads. 2. Install pump ro d (D) into connecting rod (7). 3. Install pump p in (32). V er ify reta iner spr ing (C) is in groo v e ov er pump pi n. 4. Push pump [...]

Drive Housing Replacement 311911C 15 Dr iv e Housing Replacement Remov al 1. Relie v e pressure , page 7. 2. Remove pump (9). Displacemen t Pump Replace- ment , page 13. 3. Disconnect po wer cord from out let. 4. Remove two screws (30) and cover (32). 5. Remove f our screws (6). 6. Pull dr ive housing (5) out of motor fr ont endbell. 7. Remo ve gea[...]

Spin Test 16 311911C Spin T est See Wir ing Diagram, page 36. T o check armature, motor winding and brush electrical continuity: 1. Relie v e pressure , page 7 . Disconnect pow er cord from outl et. 2. Remo ve tw o screws (30) an d shroud (29). 3. Remo ve driv e housing (5), page 15. 4. Disconnect mo tor connector (F). Ar mature Shor t Circuit T es[...]

Fan Replacement 311911C 17 F an Replacement FinishPro 390 Remov al 1. Relie v e pressure , page 7. Discon nect powe r cord from outlet . 2. Remo ve tw o screws (30) an d shroud (29). 3. Remo ve spring clip (1b) on back of motor . 4. Pull off f an (100). Installation 1. Slide ne w f an (1a) in place on back of motor . Be sure bla des of fa n face mo[...]

Motor Brush Replacement 18 311911C Motor Br ush Replacement See Wir ing Diagram, page 36. FinishPro 390 Remov al Replace brushes worn to less than 1/4 in. (6mm). Brushe s wear diff eren tly on each side of motor , check both side s. 1. Relie v e pressure , page 7 . Disconnect pow er cord from outl et. 2. Remov e two scre ws (30) and shroud (29) (se[...]

Motor Brush Replacement 311911C 19 Motor Br ush Replacement FinishPro 395 Remov al Replace brushes worn to less than 1/2 in. Br ushes wear diff erently on each side of motor , check both sides . Brush Repair Kit 287735 is av ailable . 1. Read Gener al Repair Inf or mation, page 7. 2. Relie v e pressure , page 7. 3. Remove moto r shroud a nd two ins[...]

Control Board Repla cement 20 311911C Control Board Replacement See Wir ing Diagram, page 36. FinishPro 390 Remov al 1. Relie v e pressure , page 7 . Disconnect pow er cord from outl et. 2. Remov e two scre ws (30) and shroud (29) (see illus- tratio n, page16). 3. Disconnect pressur e switch conne ctor (A) from con- trol board (33). 4. Disconnect m[...]

Control Board Repl acement 311911C 21 Installation 1. P osition grommet a nd power cord wires through strain re lief in control board (33). 2. Connect the p ower cord connect ors to the correct terminals indicated on the control board (120V , blac k and white, 2 40V , blue and bro wn) on control board (33). 3. Carefu lly slide control board back in[...]

Control Board Repla cement 22 311911C FinishPro 395 See Wir ing Diagram, page 36. Remov al 1. Relie v e pressure , page 7 . Disconnect pow er cord from outl et. 2. Remove f o ur screws (12) and cov er (50) . 3. Disconnect all leads to motor control board (49). 4. Remove scr ews (6) and motor co ntrol boar d. Installation 1. Clean pad on rea r of mo[...]

On/Off Switch Replacement 311911C 23 On/Off Switch Replacement See Wir ing Diagram, page 36. FinishPro 395 1. Relie v e pressure , page 7. 2. Remov e four scre ws (12) and pressure control cov er (50). Note: T ag wires before re moving to ensure wires are identifiab le when assemb ling. 3. Disconnect three wires (A) from ON/OFF switch (58). 4. Remo[...]

On/Off Switch Replacement 24 311911C FinishPro 390 Remov al 1. Relie v e pressure , page 7 . 2. Remov e four scre ws (12) and switch bo x cov er (50). Note: T ag wires before re moving to ensure wires are identifiab le when assemb ling. 3. Disconnect three wires (A) from ON/OFF switch (58). 4. Remov e toggle boot/nut (30). R emov e ON/OFF s witch ([...]

Fuse Replacement 311911C 25 Fuse Replacement FinishPro 390 only Remov al 1. Relie v e pressure , page 7. Discon nect powe r cord from outlet . 2. Remov e two scre ws (30) and shroud (29) (see illus- tratio n, page 16). 3. Remo ve fuse fro m control board. 4. Remov e spar e fuse from motor . Installation 1. Replace fuse on control board with spare f[...]

Removing and Installing Air Filter 26 311911C Remo ving and Installing Air Filter Remov al 1. Relie v e pressure , page 7 . Disconnect pow er cord from outl et. 2. FinishPro 390: Unscre w filter (D) from back of spra yer . Install new filter from Compressor Filter Kit 288724. FinishPro 395: a. Remo ve f our screws (12) from back louv ered cov er (6[...]

Compressor Repla cement and Repair 311911C 27 Compressor Replacement and Repair Removing Compressor from Spr a yer 1. Relie v e pressure , page 7. Discon nect powe r cord from outlet . 2. Remov e front and back lou vers from spr ay e r . 3. Disconnect air fit ting from compressor . 4. Disconnect ele ctr ical connection from solenoid va l ve. 5. Rem[...]

Pressure Control Replacement: FinishPro 390 28 311911C Pressure Control Replacement: FinishPro 390 See Wir ing Diagram, page 36. Remov al 1. Relie v e pressure , page 7 . Disconnect pow er cord from outl et. 2. Remov e two scre ws (30) and shroud (29) (see illus- tratio n, page 16). 3. Disconnect pressur e switch conne ctor (A) from con- trol board[...]

Pressure Cont rol Replacemen t: FinishPro 39 0 311911C 29 Motor Control Board Diagnostics: FinishPro 395 • K eep new tr ansducer on hand for use f or test. • Ref er to Digital Displa y Messages, page 30. 1. Relie ve pressure, page 7 and unplug spra yer . 2. Remo ve scre ws and cov er . 3. T ur n ON/OFF s witch, ON. 4. Observe LED oper ation and[...]

Pressure Control Replacement: FinishPro 390 30 311911C Digital Displa y Messages: FinishPro 395 • No displa y does not mean the spr ay er is not pressurized. Relie ve pressure bef ore repair . Pressure Control T ransducer : FinishPro 395 Remov al 1. Relie v e pressure , page 7 . Unplug spra yer . 2. Remov e screws and cov er . 3. Disconnect lead [...]

Pressure Cont rol Replacemen t: FinishPro 39 0 311911C 31 Pressure Adjust P otentiometer : FinishPro 395 Remov al 1. Relie v e pressure , page 7. Unplu g spra yer . 2. Remov e screws and cov er . 3. Disconnect all leads fr om motor control board. 4. Remove potentiometer knob, nut, and pressure adjust potent iometer . Installation 1. Install pre ssu[...]

Drain Valve Replacement 32 311911C Drain V alv e Replacement Remov al 1. Relie v e pressure , page 7 . Disconnect pow er cord from outl et. 2. Using a punch a nd hammer, tap pin (26) out of drain handle (25). 3. Pull drain handle (25) an d base (24) off drain valv e (23). 4. Using a wren ch, loosen drain v alve (23) and re mov e it from manif old ([...]

Drain Line Remo val/Replacement 311911C 33 Drain Line Remo v al/Replacement FinishPro 390 Remov al T o remov e the drain line (40) from the manif old: 1. Cut dr ain line (40) from barbed fitting (20). 2. Unscre w barbed fitting (20) from manif old. Installation 1. Scre w barbed fitti ng (20) into mani fold. 2. Push dr ain line (40) onto barbed fitt[...]

Motor Replacement 34 311911C Motor Replacement See Wir ing Diagram, page 36. FinishPro 390 Remov al 1. Relie v e pressure , page 7 . Disconnect pow er cord from outl et. 2. Remove pump (9). Displacemen t Pump Replace- ment , page 13. 3. Remov e drive housing, Drive Housing Replace- ment , page 15. 4. Remove two scr ews (6) and manifold (15). 5. Dis[...]

Motor Replacement 311911C 35 Motor Replacement See Wir ing Diagram, page 36. FinishPro 395 Remov al 1. Relie v e pressure , page 7. 2. Remove pump (41); Displacement P ump Replac e- ment , page 13 3. Remov e dr iv e housing (42); Drive Hous ing Replacement , page 15 . 4. Remove scre ws (12 ) from cover (50). 5. Disconnect all leads fr om board (49)[...]

Wiring Diagram 36 311911C Wir ing Diagr am FinishPro 395 ti9741a ti9722a Capacitor T o Compressor ON/OFF Switch Power Plug Pressure Control Assembly From Motor Replaceable Fuse Bl a ck (-) Red (+) 2X Y ellow FinishPro 390 Green White Black 120 V ac 120 V ac[...]

Wiring Diagram 311911C 37 T o Compressor ON/OFF Switch Power Plug Capacitor Pressure Control Assembly From Motor Replaceable Fuse Bl a ck (-) Red (+) 2X Y ellow Fi n i s hP ro 390 240 V ac[...]

Wiring Diagram 38 311911C Notes[...]

Technical Data 311911C 39 T echnical Data Dimensions FinishPro 390 Models FinishPro 395 Models P ow er requiremen ts 120 V ac, 50/60 Hz, 15A, 1 phase 230 V ac, 50/60 Hz, 10A, 1 phase 120 V ac, 50/60 Hz, 15A, 1 phase 230 V ac, 50/60 Hz, 10A, 1 phase Max tip size 0.020 0.021 0.021 0.023 Max material output gpm (lpm) .43 gpm (1.6 lpm) .47 gpm (1.8 lpm[...]

Warranty 40 311911C Wa r r a n t y Graco warrants all equipment ref erenced in this document which is manuf actured by Graco and bearing its name to be free from de fe ct s i n material and workmanship on the date of sale to the origin al purch aser for use. With the e xception of any special, ex tended, or limited warranty published b y Graco , Gr[...]